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SubjectRe: [PATCH 2/7] perf auxtrace: Prevent decoding when --no-itrace
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On 06/03/18 16:06, Arnaldo Carvalho de Melo wrote:
> Em Tue, Mar 06, 2018 at 11:13:13AM +0200, Adrian Hunter escreveu:
>> Prevent auxtrace_queues__process_index() from queuing AUX area data for
>> decoding when the --no-itrace option has been used.
>
> So I'm putting this one both on perf/urgent and on perf/core, the rest
> just on perf/core, ok?

Yes, thank you!

Have you got this one also:

https://marc.info/?l=linux-kernel&m=151980982703990

>
> - Arnaldo
>
>> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
>> ---
>> tools/perf/util/auxtrace.c | 15 +++++++++------
>> 1 file changed, 9 insertions(+), 6 deletions(-)
>>
>> diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
>> index 9faf3b5367db..6470ea2aa25e 100644
>> --- a/tools/perf/util/auxtrace.c
>> +++ b/tools/perf/util/auxtrace.c
>> @@ -60,6 +60,12 @@
>> #include "sane_ctype.h"
>> #include "symbol/kallsyms.h"
>>
>> +static bool auxtrace__dont_decode(struct perf_session *session)
>> +{
>> + return !session->itrace_synth_opts ||
>> + session->itrace_synth_opts->dont_decode;
>> +}
>> +
>> int auxtrace_mmap__mmap(struct auxtrace_mmap *mm,
>> struct auxtrace_mmap_params *mp,
>> void *userpg, int fd)
>> @@ -762,6 +768,9 @@ int auxtrace_queues__process_index(struct auxtrace_queues *queues,
>> size_t i;
>> int err;
>>
>> + if (auxtrace__dont_decode(session))
>> + return 0;
>> +
>> list_for_each_entry(auxtrace_index, &session->auxtrace_index, list) {
>> for (i = 0; i < auxtrace_index->nr; i++) {
>> ent = &auxtrace_index->entries[i];
>> @@ -892,12 +901,6 @@ int perf_event__synthesize_auxtrace_info(struct auxtrace_record *itr,
>> return err;
>> }
>>
>> -static bool auxtrace__dont_decode(struct perf_session *session)
>> -{
>> - return !session->itrace_synth_opts ||
>> - session->itrace_synth_opts->dont_decode;
>> -}
>> -
>> int perf_event__process_auxtrace_info(struct perf_tool *tool __maybe_unused,
>> union perf_event *event,
>> struct perf_session *session)
>> --
>> 1.9.1
>

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